David Lubar Books

In the Land of the Lawn Weenies

By David Lubar

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Dinosaur Disaster

By David Lubar, BookSource Staff

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Lay Ups and Long Shots

By Terry Trueman, David Lubar, Joseph Bruchac

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Sports Shorts

By Tanya Dean, Jamie McEwan, David Lubar, Dorian Cirrone, Joseph Bruchac

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Beware the ninja weenies and other warped and creepy tales

By David Lubar

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Presents thirty-three stories about stranded aliens, a horrifying cheesemaker, a boy with the power to make stars vanish, and other frightening things. This collection of thirty-three stories incl...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.